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CVE-2026-19293

SMP security request

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 4.1.0, 2.14.0
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

SMP security request (from peripheral) does not include the maximum encryption key size supported. Using a key with less than the maximum keysize makes brute-forcing the key easier. See V6 in BLERP paper linked below.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • SiSDK

    From 4.0.0 · fixed in 4.1.0; From 2.0.0 · fixed in 2.14.0

References 4

docs.silabs.com

community.silabs.com

ndss-symposium.org